EXTRA-TROPICAL  STORM  SURGE
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hat-on
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Alaska
Gulf of Alaska
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Seldovia, AK
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Anchorage, AK
Kodiak Island, AK
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Surge List
Gulf of Alaska
#Seldovia, AK : 05/10/2026 16:22:43 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/09 00Z,   0.10, -12.51, -12.66,  99.90,  -0.25,
05/09 01Z,   0.20, -10.48, -10.45,  99.90,  -0.17,
05/09 02Z,   0.20,  -8.40,  -8.16,  99.90,   0.04,
05/09 03Z,   0.10,  -6.57,  -6.36,  99.90,   0.11,
05/09 04Z,   0.10,  -5.43,  -5.27,  99.90,   0.06,
05/09 05Z,   0.20,  -5.24,  -5.09,  99.90,  -0.05,  (max)
05/09 06Z,   0.50,  -5.96,  -5.81,  99.90,  -0.35,
05/09 07Z,   0.40,  -7.28,  -7.09,  99.90,  -0.21,
05/09 08Z,   0.40,  -8.77,  -8.56,  99.90,  -0.19,
05/09 09Z,   0.40, -10.01,  -9.78,  99.90,  -0.17,
05/09 10Z,   0.50, -10.62, -10.35,  99.90,  -0.23,  (min)
05/09 11Z,   0.50, -10.27,  -9.97,  99.90,  -0.20,
05/09 12Z,   0.80,  -9.13,  -8.85,  99.90,  -0.52,
05/09 13Z,   0.70,  -7.69,  -7.37,  99.90,  -0.38,
05/09 14Z,   0.60,  -6.32,  -5.99,  99.90,  -0.27,
05/09 15Z,   0.40,  -5.28,  -5.04,  99.90,  -0.16,
05/09 16Z,   0.30,  -4.94,  -4.71,  99.90,  -0.07,  (max)
05/09 17Z,   0.30,  -5.55,  -5.33,  99.90,  -0.08,
05/09 18Z,   0.70,  -7.04,  -6.80,  99.90,  -0.46,
05/09 19Z,   0.70,  -9.09,  -8.67,  99.90,  -0.28,
05/09 20Z,   0.70, -11.24, -10.82,  99.90,  -0.28,
05/09 21Z,   0.60, -13.09, -12.75,  99.90,  -0.26,
05/09 22Z,   0.60, -14.32, -13.95,  99.90,  -0.23,
05/09 23Z,   0.50, -14.59, -14.16,  99.90,  -0.07,  (min)
05/10 00Z,   0.90, -13.81, -13.41,  99.90,  -0.50,
05/10 01Z,   0.80, -12.31, -11.92,  99.90,  -0.41,
05/10 02Z,   0.70, -10.43,  -9.97,  99.90,  -0.24,
05/10 03Z,   0.60,  -8.37,  -7.85,  99.90,  -0.08,
05/10 04Z,   0.60,  -6.49,  -6.11,  99.90,  -0.22,
05/10 05Z,   0.50,  -5.27,  -4.97,  99.90,  -0.20,
05/10 06Z,   0.80,  -4.98,  -4.67,  99.90,  -0.49,  (max)
05/10 07Z,   0.80,  -5.62,  -5.18,  99.90,  -0.36,
05/10 08Z,   0.70,  -6.92,  -6.40,  99.90,  -0.18,
05/10 09Z,   0.70,  -8.51,  -7.93,  99.90,  -0.12,
05/10 10Z,   0.60,  -9.99,  -9.40,  99.90,  -0.01,
05/10 11Z,   0.50, -10.91, -10.34,  99.90,   0.07,  (min)
05/10 12Z,   0.50, -10.90, -10.30,  99.90,   0.10,
05/10 13Z,   0.50, -10.07,  -9.52,  99.90,   0.05,
05/10 14Z,   0.50,  -8.81,  -8.25,  99.90,   0.06,
05/10 15Z,   0.60,  -7.40,  -6.92,  99.90,  -0.12,
05/10 16Z,   0.60,  -6.12,  -5.77,  99.90,  -0.25,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/10 17Z,   0.70,  -5.44,  99.90,  -4.98,  -0.24,  (max)
05/10 18Z,   0.80,  -5.67,  99.90,  -5.10,  -0.23,
05/10 19Z,   0.70,  -6.81,  99.90,  -6.34,  -0.22,
05/10 20Z,   0.70,  -8.62,  99.90,  -8.13,  -0.22,
05/10 21Z,   0.60, -10.67,  99.90, -10.28,  -0.21,
05/10 22Z,   0.50, -12.60,  99.90, -12.30,  -0.20,
05/10 23Z,   0.30, -14.01,  99.90, -13.90,  -0.20,
05/11 00Z,   0.20, -14.45,  99.90, -14.44,  -0.19,  (min)
05/11 01Z,   0.10, -13.79,  99.90, -13.87,  -0.18,
05/11 02Z,   0.10, -12.30,  99.90, -12.37,  -0.17,
05/11 03Z,   0.10, -10.26,  99.90, -10.33,  -0.17,
05/11 04Z,   0.10,  -7.94,  99.90,  -8.00,  -0.16,
05/11 05Z,   0.20,  -5.81,  99.90,  -5.77,  -0.16,
05/11 06Z,   0.30,  -4.44,  99.90,  -4.30,  -0.16,
05/11 07Z,   0.30,  -4.16,  99.90,  -4.02,  -0.16,  (max)
05/11 08Z,   0.30,  -4.97,  99.90,  -4.83,  -0.16,
05/11 09Z,   0.20,  -6.61,  99.90,  -6.57,  -0.16,
05/11 10Z,   0.20,  -8.65,  99.90,  -8.61,  -0.16,
05/11 11Z,   0.10, -10.66,  99.90, -10.72,  -0.16,
05/11 12Z,   0.00, -12.03,  99.90, -12.19,  -0.16,
05/11 13Z,  -0.10, -12.32,  99.90, -12.58,  -0.16,  (min)
05/11 14Z,  -0.20, -11.58,  99.90, -11.94,  -0.16,
05/11 15Z,  -0.30, -10.15,  99.90, -10.61,  -0.16,
05/11 16Z,  -0.30,  -8.30,  99.90,  -8.76,  -0.16,
05/11 17Z,  -0.40,  -6.48,  99.90,  -7.04,  -0.16,
05/11 18Z,  -0.40,  -5.28,  99.90,  -5.84,  -0.16,
05/11 19Z,  -0.30,  -5.12,  99.90,  -5.58,  -0.16,  (max)
05/11 20Z,  -0.30,  -6.06,  99.90,  -6.52,  -0.16,
05/11 21Z,  -0.30,  -7.87,  99.90,  -8.33,  -0.16,
05/11 22Z,  -0.30, -10.13,  99.90, -10.59,  -0.16,
05/11 23Z,  -0.30, -12.39,  99.90, -12.85,  -0.16,
05/12 00Z,  -0.30, -14.10,  99.90, -14.56,  -0.16,
05/12 01Z,  -0.30, -14.69,  99.90, -15.15,  -0.16,  (min)
05/12 02Z,  -0.30, -13.96,  99.90, -14.42,  -0.16,
05/12 03Z,  -0.30, -12.19,  99.90, -12.65,  -0.16,
05/12 04Z,  -0.30,  -9.71,  99.90, -10.17,  -0.16,
05/12 05Z,  -0.40,  -6.92,  99.90,  -7.48,  -0.16,
05/12 06Z,  -0.50,  -4.49,  99.90,  -5.15,  -0.16,
05/12 07Z,  -0.50,  -3.09,  99.90,  -3.75,  -0.16,
05/12 08Z,  -0.40,  -3.05,  99.90,  -3.61,  -0.16,  (max)
05/12 09Z,  -0.40,  -4.35,  99.90,  -4.91,  -0.16,
05/12 10Z,  -0.40,  -6.65,  99.90,  -7.21,  -0.16,
05/12 11Z,  -0.30,  -9.44,  99.90,  -9.90,  -0.16,
05/12 12Z,  -0.20, -12.12,  99.90, -12.48,  -0.16,
05/12 13Z,  -0.20, -13.93,  99.90, -14.29,  -0.16,
05/12 14Z,  -0.10, -14.32,  99.90, -14.58,  -0.16,  (min)
05/12 15Z,  -0.10, -13.34,  99.90, -13.60,  -0.16,
05/12 16Z,  -0.10, -11.35,  99.90, -11.61,  -0.16,
05/12 17Z,  -0.10,  -8.76,  99.90,  -9.02,  -0.16,
05/12 18Z,   0.00,  -6.22,  99.90,  -6.38,  -0.16,
05/12 19Z,   0.00,  -4.49,  99.90,  -4.65,  -0.16,
05/12 20Z,   0.00,  -4.07,  99.90,  -4.23,  -0.16,  (max)
05/12 21Z,   0.10,  -5.04,  99.90,  -5.10,  -0.16,
05/12 22Z,   0.10,  -7.12,  99.90,  -7.17,  -0.16,
05/12 23Z,   0.10,  -9.81,  99.90,  -9.87,  -0.16,
05/13 00Z,   0.00, -12.53,  99.90, -12.69,  -0.16,
05/13 01Z,   0.00, -14.54,  99.90, -14.70,  -0.16,
05/13 02Z,   0.00, -15.12,  99.90, -15.28,  -0.16,  (min)
05/13 03Z,   0.00, -14.07,  99.90, -14.23,  -0.16,
05/13 04Z,   0.00, -11.74,  99.90, -11.90,  -0.16,
05/13 05Z,   0.00,  -8.61,  99.90,  -8.77,  -0.16,
05/13 06Z,   0.00,  -5.30,  99.90,  -5.46,  -0.16,
05/13 07Z,   0.10,  -2.68,  99.90,  -2.74,  -0.16,
05/13 08Z,   0.20,  -1.47,  99.90,  -1.43,  -0.16,  (max)
05/13 09Z,   0.30,  -1.97,  99.90,  -1.83,  -0.16,
05/13 10Z,   0.30,  -4.06,  99.90,  -3.92,  -0.16,
05/13 11Z,   0.30,  -7.27,  99.90,  -7.13,  -0.16,
05/13 12Z,   0.30, -10.95,  99.90, -10.81,  -0.16,
05/13 13Z,   0.20, -14.28,  99.90, -14.24,  -0.16,
05/13 14Z,   0.10, -16.34,  99.90, -16.40,  -0.16,
05/13 15Z,   0.00, -16.52,  99.90, -16.68,  -0.16,  (min)
05/13 16Z,   0.00, -14.96,  99.90, -15.11,  -0.16,
05/13 17Z,   0.00, -12.12,  99.90, -12.27,  -0.16,
05/13 18Z,   0.00,  -8.63,  99.90,  -8.79,  -0.16,
05/13 19Z,   0.00,  -5.37,  99.90,  -5.53,  -0.16,
05/13 20Z,   0.10,  -3.25,  99.90,  -3.30,  -0.16,
05/13 21Z,   0.20,  -2.77,  99.90,  -2.73,  -0.16,  (max)
05/13 22Z,   0.20,  -3.99,  99.90,  -3.95,  -0.16,
05/13 23Z,   0.10,  -6.55,  99.90,  -6.61,  -0.16,
05/14 00Z,   0.10,  -9.82,  99.90,  -9.88,  -0.16,
05/14 01Z,   0.10, -13.02,  99.90, -13.08,  -0.16,
05/14 02Z,   0.00, -15.20,  99.90, -15.36,  -0.16,
05/14 03Z,   0.00, -15.53,  99.90, -15.69,  -0.16,  (min)
05/14 04Z,   0.00, -13.91,  99.90, -14.07,  -0.16,
05/14 05Z,   0.00, -10.83,  99.90, -10.99,  -0.16,
05/14 06Z,   0.00,  -6.99,  99.90,  -7.15,  -0.16,
05/14 07Z,  99.90,  -3.28,  99.90,  99.90,  -0.16,
05/14 08Z,  99.90,  -0.68,  99.90,  99.90,  -0.16,
05/14 09Z,  99.90,   0.07,  99.90,  99.90,  -0.16,
05/14 10Z,  99.90,  -1.21,  99.90,  99.90,  -0.16,
05/14 11Z,  99.90,  -4.28,  99.90,  99.90,  -0.16,
05/14 12Z,  99.90,  -8.50,  99.90,  99.90,  -0.16,